add bch orderbooks

lian · Dec 21, 2017 · 93e82ab · 93e82ab
1 parent d293adb
commit 93e82ab
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Showing 4 changed files with 56 additions and 6 deletions.
diff --git a/README.md b/README.md
@@ -17,12 +17,13 @@ cd $GOPATH/src/github.com/lian/gdax-bookmap
 ## current controls
 
 ```
-1/2/3/4/5/6 selects BTC-USD, BTC-EUR, LTC--USD, ETH-USD, LTC-BTC and ETH-BTC
+1/2/3/4/5/6/7/8/9 selects BTC-USD, BTC-EUR, LTC--USD, ETH-USD, LTC-BTC, ETH-BTC, BCH-USD, BCH-BTC, BCH-EUR
 q/esc to quit
+c center the graph to last price
+p enable auto center
 up/down to change the price steps (aka price zoom) (PriceSteps)
-w/s to change the graph price position (PriceScrollPosition)
 j/k to change the volume chunks brightness (MaxSizeHisto)
+w/s to change the graph price position (PriceScrollPosition)
 a/d to change how many seconds a chunk contains (aka time zoom) (ViewportStep)
-left/right to change the column withd of volume chunks (ColumnWidth)
-c to try to center the graph by last price/trade (buggy)
+left/right to change the column width of volume chunks (ColumnWidth)
 ```
diff --git a/main.go b/main.go
@@ -89,6 +89,27 @@ func keyCallback(window *glfw.Window, key glfw.Key, scancode int, action glfw.Ac
 		orderbooks[ActiveProduct].ID = newID
 		trades[ActiveProduct].ID = newID
 		trades[ActiveProduct].Render()
+	} else if key == glfw.Key7 && action == glfw.Press {
+		newID := "BCH-USD"
+		bm := bookmaps[ActiveProduct]
+		bm.SetBook(gdax.Books[newID])
+		orderbooks[ActiveProduct].ID = newID
+		trades[ActiveProduct].ID = newID
+		trades[ActiveProduct].Render()
+	} else if key == glfw.Key8 && action == glfw.Press {
+		newID := "BCH-BTC"
+		bm := bookmaps[ActiveProduct]
+		bm.SetBook(gdax.Books[newID])
+		orderbooks[ActiveProduct].ID = newID
+		trades[ActiveProduct].ID = newID
+		trades[ActiveProduct].Render()
+	} else if key == glfw.Key9 && action == glfw.Press {
+		newID := "BCH-EUR"
+		bm := bookmaps[ActiveProduct]
+		bm.SetBook(gdax.Books[newID])
+		orderbooks[ActiveProduct].ID = newID
+		trades[ActiveProduct].ID = newID
+		trades[ActiveProduct].Render()
 	} else if key == glfw.KeyS && action == glfw.Press {
 		bm := bookmaps[ActiveProduct]
 		bm.PriceScrollPosition += bm.PriceSteps
@@ -158,6 +179,9 @@ func keyCallback(window *glfw.Window, key glfw.Key, scancode int, action glfw.Ac
 		bm.PriceScrollPosition = 0.0
 		bm.InitPriceScrollPosition()
 		bm.Graph.ClearSlotRows()
+	} else if key == glfw.KeyP && action == glfw.Press {
+		bm := bookmaps[ActiveProduct]
+		bm.AutoScroll = !bm.AutoScroll
 	} else if key == glfw.KeyR && action == glfw.Press {
 		bm := bookmaps[ActiveProduct]
 		bm.MaxSizeHisto = 0.0
@@ -282,7 +306,7 @@ func main() {
 	tradesUpdated := make(chan string)
 	//gdax := websocket.New([]string{ActiveProduct}, bookUpdated, tradesUpdated)
 	//gdax = websocket.New([]string{"BTC-USD", "BTC-EUR", "LTC-USD", "ETH-USD"}, bookUpdated, tradesUpdated)
-	gdax = websocket.New([]string{"BTC-USD", "BTC-EUR", "LTC-USD", "ETH-USD", "ETH-BTC", "LTC-BTC"}, bookUpdated, tradesUpdated)
+	gdax = websocket.New([]string{"BTC-USD", "BTC-EUR", "LTC-USD", "ETH-USD", "ETH-BTC", "LTC-BTC", "BCH-USD", "BCH-BTC", "BCH-EUR"}, bookUpdated, tradesUpdated)
 	go gdax.Run()
 
 	orderbooks = map[string]*opengl_orderbook.Orderbook{}

diff --git a/opengl/bookmap/bookmap.go b/opengl/bookmap/bookmap.go
@@ -33,6 +33,7 @@ type Bookmap struct {
 	IgnoreTexture       bool
 	ShowDebug           bool
 	AutoHistoSize       bool
+	AutoScroll          bool
 }
 
 func New(program *shader.Program, width, height float64, x float64, book *orderbook.Book, gdax *websocket.Client) *Bookmap {
@@ -94,6 +95,29 @@ func (s *Bookmap) InitPriceScrollPosition() {
 	}
 }
 
+func (s *Bookmap) DoAutoScroll() {
+	if !s.AutoScroll {
+		return
+	}
+
+	if s.Graph == nil {
+		return
+	}
+
+	rowsCount := s.Texture.Height / s.RowHeight
+
+	last := s.PriceScrollPosition
+
+	//price := s.Graph.Book.Book.LastPrice()
+	price := s.Graph.Book.Book.CenterPrice()
+	if price != 0.0 {
+		s.PriceScrollPosition = (price - math.Mod(price, s.PriceSteps)) + (float64(rowsCount/2) * s.PriceSteps)
+		if last != s.PriceScrollPosition {
+			s.Graph.ClearSlotRows()
+		}
+	}
+}
+
 func (s *Bookmap) WriteTexture() {
 	if s.IgnoreTexture {
 		return
@@ -132,6 +156,7 @@ func (s *Bookmap) Render() {
 	}
 
 	s.InitPriceScrollPosition()
+	s.DoAutoScroll()
 	x := s.Texture.Width - 80
 
 	if !s.Graph.SetEnd(now) {

diff --git a/scripts/cross-build.sh b/scripts/cross-build.sh
@@ -8,7 +8,7 @@ set -x
 mkdir -p builds/tmp
 cd builds/tmp
 
-version=0.0.2
+version=0.0.3
 githash=$(git rev-parse HEAD)
 
 /opt/bin/xgo -v -x  -ldflags "-X main.AppVersion=$version -X main.AppGitHash=$githash" --targets=darwin/amd64,windows/386 ../../../